20194398945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{64109203}}^1$

素因数の和:64109221

約数の個数: 24

約数和(自身を含む): 40004143296

約数和(自身を除く): 19809744351

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 64109203, 192327609, 320546015, 448764421, 576982827, 961638045, 1346293263, 2243822105, 2884914135, 4038879789, 6731466315, 20194398945]

約数ペア:

[(1, 20194398945), (3, 6731466315), (5, 4038879789), (7, 2884914135), (9, 2243822105), (15, 1346293263), (21, 961638045), (35, 576982827), (45, 448764421), (63, 320546015), (105, 192327609), (315, 64109203)]